PECO T372P Thermostat
INSTALLATION MANUAL
Thermostat Applications Guide
Power type
- Battery Power
- Hardwire (Common Wire)
- Hardwire (Common Wire) with Battery Backup
Wall locations
The thermostat should be installed approximately 4 to 5 feet above the floor. Select an area with average temperature and good air circulation
- Do not install thermostat in locations:
- Close to hot or cold air ducts
- That are in direct sunlight
- With an outside wall behind the thermostat
- In areas that do not require conditioning
- Where there are dead spots or drafts On corners or behind doors)
- Where there might be concealed chimneys or pipes
Getting to know your thermostat
- LCD Display
- Fan Switch
- System Switch
- Temperature Setpoint Buttons
- User Buttons
- Easy Change Battery Door
LCD
SUBBASE INSTALLATION
WIRING
- Turn off power to heating/cooling system
- Remove Old Thermostat
- Label Wires with Tags
- Separate Wall plate from New Thermostat
- Separate Wallplate from New Thermostat
- Connect Wires
- Alternate Wiring (Conventional Systems)
- If labels do not match letters on the thermostat, check the chart below and connect to terminal as shown here (See notes, below).
WARNING
- If wires will be connected to both RC and RH/R terminals, remove metal jumper.
- If there has C or X wire available then you can connect with C terminal, if there is no C or X wire then no need to connect with C terminal.
- If you have a heat pump without auxiliary/backup hear connect O or B, not both. If you do not have a heat pump, do not connect
- Wrap bare end of wire with electrical tape.
- Place a jumper (piece of wire) between Y and W if you are using a heat pump without auxiliary/backup heat
Terminal Designations
- W Heat relay
- G Fan relay
- Y Compressor relay
- 0 Heat pump changeover valve ,energized in cooling
- RC Transformer power for cooling
- RH Transformer power for heating
- B Heat pump changeover valve energized in heating
- C Common wire from system transformer
- Press MENU button
- Press and hold TECH SET button for 3 seconds. This 3-second delay is designed so that homeowners do not accidentally access the installer settings.
- Configure the installer options as desired using the table below.
- Use the keys to change settings and the NEXT STEP or PREY STEP key to move from one option to another. Note: Only press DONE key when you want to exit the Technician Setup options.
- Selection:Setting F(Fahrenheit) or C(Celsius).
- 24H/12H Selection : Selling the 24 hours or 12 hours time format.
- ELEC/GAS Selection : Select the ELEC or GAS.
MOUNT THERMOSTAT & BATTERY INSTALLATION
Mount Thermostat
Align the 4 tabs on the subbase with corresponding slots on the back of the thermostat, then push gently until the thermostat snaps in place
Battery Installation
Battery installation is optional if thermostat is hardwired (C terminal connected).
PROGRAMMING THERMOSTAT
Set Time
- Press MENU
- Press SET TIME
- Day of the week will be flashing. Use the 9 key to select the current day of the week.
- Press NEXT STEP
- The current hour is flashing. Use the key to select the current hour.
- When using 12-hour time, make sure the correct a.m. or p.m. choice is selected.
- Press NEXT STEP
- Minutes are now flashing. Use the 9 key to select current minutes.
- Press DONE when completed
Programming
All programmable thermostats are shipped with an energy-saving pre-program. You can customize this default program by following the steps below. Your thermostat can be programmed to have all the weekdays the same, a separate program for Saturday, and a separate program for Sunday. There are four time periods for each program (WAKE, LEAVE, RETURN, SLEEP).
Set Program Schedule
Weekday:
- Select HEAT or coOL from the system switch.
- Note: You have to program heat and cool each separately.
- Press MENU
- Press SET SCHED. Note: Monday-Friday is displayed and the WAKE icon is shown. You are now program- ming the wake time period for the weekday setting.
- Time is flashing, Use the (* or key to make your time selection for the weekday WAKE time period.
- Press NEXT STEP
- The setpoint temperature is flashing. Use the ) or key to make your setpoint selection for the weekday wake period.
- Press NEXT STEP
- Repeat steps 4 through 7 for weekday LEAVE time period, for weekday RETURN time period, and for weekday SLEEP time period.
Saturday:
- Repeat steps 4 through 7, for Saturday WAKE time period, for Saturday LEAVE time period, for Saturday RETURN time period, and for Saturday SLEEP time period.
Sunday:
- Repeat steps 4 through 7 for Sunday WAKE time period, for Sunday LEAVE time period, for Sunday RETURN time period, and for Sunday SLEEP time period.
SPECIFICATION
- The display range of temperature , _____ 41 °F to 95°F (5°C to 35°C)
- The control range of temperature , _____ 44°F to 90°F (7°C to 32°C)
- Load rating – – – – – – Display accuracy. ____- _- _- _- _- _- _- _- _- _- ±1 a1m°Fp per terminal, 1.5 amp maximum all terminals combined
- Swing (cycle rate or differential ______ Heating is adjustable from 0.2°F to 2.0″F
- Cooling is adjustable from 0.2°F to 2.0°F
- Power source , – – – – – – – – – – – – – – – 18 to 30 VAC, NEC Class II, 50/60 Hz for hardwire (common wire)
- Battery power from 2 AAAAlkaline Energizer batteries
- Operating ambient • – – – – – – – – – – – – 32° to+ 105° (0° to +41°C)
- Operating humidity – – – – – – – – – – – – – 90% non-condensing maximum
- Dimensions of thermostat – – – – – – – – – 4.72-W x 3.86″H x 0.98″D
REFERENCE:
DOWNLOAD MANUALS:
PECO T372P Thermostat Installational Manual
OTHER MANUALS:
PECO T372P Thermostat Instruction Manual
PECO T372P Thermostat Product Specifications Guide
PECO T372P Thermostat Installational Manual